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CuSO₄ (aq) + Zn (s) → Cu (s) + ZnSO₄ (aq) is an example of

CuSO4 (aq) + Zn (s) → Cu (s) + ZnSO4 (aq) is an example of displacement reaction. A displacement reaction is a chemical reaction in which a... View Article

What is the coordination number of atoms in hcp structure?

6 in one plane and 3 above and 3 below so each sphere is surrounded by 12 spheres.... View Article

Name the metal which is present as impurity in “sapphire”.

Sapphire is the impure form of alumina which contains cobalt (Co) as impurity.... View Article

Which part of the ear amplifies the vibrations of eardrum?

The three bones hammer, anvil and stirrup amplify the vibrations of eardrum.... View Article

The modern periodic table is divided into how many blocks?

The modern periodic table is divided into 4 blocks i.e s, p, d and f block.... View Article

List the factors on which the resistance of a wire depend.

Resistance of a wire depends on the Length and cross-section of the wire.... View Article

Value of absolute Zero on Celsius scale is equal to _____.

Answer: Value of absolute temperature on the Celsius scale is equal to -273.15 oC. Kelvin scale is the most commonly used temperature scale in... View Article

Name the delta formed by the Ganga and Brahmaputra rivers.

Sundarbans delta is formed by the Ganga and Brahmaputra rivers. The Ganges-Brahmaputra Delta (also known as the Brahmaputra Delta, the... View Article

What is the number of atoms (z) in simple cubic unit cell?

The number of atoms (z) in a simple cubic unit cell is one. Explanation: A crystal lattice comprises several unit cells. In a unit cell, every... View Article

On which laws is the principle of rocket propulsion based?

The propulsion of all rockets is explained by the same physical principle of Newton's third law of motion. It states that every motion has an... View Article

Which is India€™s position in the world production of tea?

India is the second largest producer of tea after China.... View Article

What is the boiling point of water on the Farenheit scale?

On Farenheit scale, the boiling point of water is 2120F... View Article

Which state is the leading producer of groundnut in India?

Gujarat is the leading producer of groundnut in India.... View Article

How is a prokaryotic cell different from a eukaryotic cell?

Cells are the basic structural and functional unit of life. The term cells were first coined in 1665 by British scientist Robert Hooke. He was... View Article

What is the difference between a reflex action and walking?

Answer: Reflex action - A reflex action is an involuntary action that is a rapid and automatic response to stimuli. Walking - Walking is a... View Article

Electrons in an orbital are filled according to which rule?

Lowest energy orbitals are filled first and then higher energy orbital.Hence electrons in an orbital are filled acoording to n+ rule.... View Article

How to indicate the temperature and pressure of a reaction?

The reaction conditions such as temperature, pressure, catalyst etc are indicated by writing them above or below the arrow.... View Article

How many valence electrons are present in a potassium atom?

Atomic number of potassium atom is 19. Its electronic configuration is 2,8,8,1 so, its valency is 1.... View Article

How far would you travel moving at 12 m/s for 3.00 minutes?

Speed = Distance / TimeDistance = Speed x Time =12 m/s x 3.00 minutes =12 m/s x 3.00 x 60 s =2160 m... View Article

The distance travelled by the body between 0 to 20 seconds?

The distance travelled will be equal to the area under the graph from 0 to 20 seconds = 300m... View Article

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